M1.9 earthquake 66 km SE of Adak, Alaska
A magnitude 1.9 earthquake struck 66 km SE of Adak, Alaska on Mon, Apr 12, 2021, 10:26 PM HADT (07:26 UTC), 45 km (28 mi) below the surface.
A larger quake followed: M4.2 46 km SW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (ml), micro
- Local time
- UTC
- 2021-04-13 07:26:29 UTC
- Depth
- 45.3 km (28.1 mi), shallow
- Epicenter
- 51.536° N, 175.842° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Stations used
- 25
Nearby
Within 100 km, magnitude 1.5 and up: 84 in the 60 days after this one and 66 in the 30 days before it.
After
- 1.743 km SSW of Adak, Alaska · 1992 days ago · 50 km deep · 67 km away
- 3.075 km WSW of Atka, Alaska · 1992 days ago · 233 km deep · 66 km away
- 1.947 km SE of Adak, Alaska · 1991 days ago · 43 km deep · 26 km away
- 2.241 km E of Adak, Alaska · 1991 days ago · 75 km deep · 33 km away
- 2.350 km ENE of Adak, Alaska · 1991 days ago · 183 km deep · 64 km away
- 1.719 km SW of Adak, Alaska · 1990 days ago · 11 km deep · 73 km away
- 3.149 km SW of Atka, Alaska · 1990 days ago · 10 km deep · 85 km away
- 2.753 km SSW of Adak, Alaska · 1990 days ago · 36 km deep · 84 km away
- 1.734 km NE of Adak, Alaska · 1990 days ago · 129 km deep · 64 km away
- 2.525 km SE of Adak, Alaska · 1989 days ago · 78 km deep · 42 km away
- 1.575 km ESE of Adak, Alaska · 1989 days ago · 29 km deep · 17 km away
- 2.874 km ESE of Adak, Alaska · 1989 days ago · 35 km deep · 8 km away
- 1.633 km SSW of Adak, Alaska · 1988 days ago · 51 km deep · 72 km away
- 1.548 km SSE of Adak, Alaska · 1988 days ago · 23 km deep · 28 km away
- 1.662 km SSE of Adak, Alaska · 1988 days ago · 22 km deep · 30 km away
- 3.898 km SSE of Adak, Alaska · 1988 days ago · 10 km deep · 50 km away
- 1.555 km SSW of Adak, Alaska · 1988 days ago · 19 km deep · 73 km away
- 1.552 km SSW of Adak, Alaska · 1988 days ago · 36 km deep · 84 km away
- 1.767 km SSE of Adak, Alaska · 1988 days ago · 12 km deep · 39 km away
- 2.182 km E of Adak, Alaska · 1988 days ago · 116 km deep · 57 km away
- 1.575 km SSE of Adak, Alaska · 1988 days ago · 26 km deep · 41 km away
- 1.5Andreanof Islands, Aleutian Islands, Alaska · 1988 days ago · 39 km deep · 56 km away
- 1.678 km E of Adak, Alaska · 1987 days ago · 71 km deep · 44 km away
- 1.756 km E of Adak, Alaska · 1987 days ago · 71 km deep · 39 km away
- 1.967 km SSW of Adak, Alaska · 1987 days ago · 44 km deep · 93 km away
- 1.663 km S of Adak, Alaska · 1987 days ago · 25 km deep · 70 km away
- 1.737 km SSE of Adak, Alaska · 1987 days ago · 57 km deep · 47 km away
- 1.861 km SSE of Adak, Alaska · 1987 days ago · 22 km deep · 31 km away
- 1.681 km SE of Adak, Alaska · 1986 days ago · 25 km deep · 18 km away
- 2.6102 km ESE of Adak, Alaska · 1986 days ago · 35 km deep · 39 km away
- 1.9121 km SSW of Atka, Alaska · 1986 days ago · 8 km deep · 70 km away
- 1.855 km SSE of Adak, Alaska · 1986 days ago · 21 km deep · 31 km away
- 1.741 km SSE of Adak, Alaska · 1986 days ago · 33 km deep · 36 km away
- 1.552 km SW of Adak, Alaska · 1986 days ago · 43 km deep · 86 km away
- 1.861 km SSE of Adak, Alaska · 1985 days ago · 16 km deep · 26 km away
- 2.454 km ENE of Adak, Alaska · 1984 days ago · 197 km deep · 59 km away
- 1.683 km SW of Atka, Alaska · 1984 days ago · 26 km deep · 52 km away
- 2.0Andreanof Islands, Aleutian Islands, Alaska · 1984 days ago · 69 km deep · 28 km away
- 3.7106 km ESE of Adak, Alaska · 1983 days ago · 35 km deep · 43 km away
- 1.560 km SSW of Adak, Alaska · 1983 days ago · 26 km deep · 79 km away
- 1.834 km ENE of Adak, Alaska · 1983 days ago · 11 km deep · 62 km away
- 2.232 km NE of Adak, Alaska · 1983 days ago · 9 km deep · 68 km away
- 2.635 km NE of Adak, Alaska · 1983 days ago · 10 km deep · 65 km away
- 2.547 km SW of Adak, Alaska · 1982 days ago · 24 km deep · 91 km away
- 1.766 km SW of Atka, Alaska · 1982 days ago · 63 km deep · 69 km away
- 3.893 km ESE of Adak, Alaska · 1982 days ago · 50 km deep · 39 km away
- 1.950 km S of Adak, Alaska · 1982 days ago · 25 km deep · 49 km away
- 1.771 km SW of Atka, Alaska · 1981 days ago · 38 km deep · 64 km away
- 2.5Andreanof Islands, Aleutian Islands, Alaska · 1981 days ago · 35 km deep · 44 km away
- 2.881 km SE of Adak, Alaska · 1981 days ago · 33 km deep · 15 km away
- 2.057 km SSE of Adak, Alaska · 1980 days ago · 27 km deep · 27 km away
- 1.860 km SE of Adak, Alaska · 1979 days ago · 26 km deep · 22 km away
- 1.746 km ENE of Adak, Alaska · 1978 days ago · 8 km deep · 60 km away
- 1.849 km S of Adak, Alaska · 1978 days ago · 25 km deep · 50 km away
- 2.041 km SSE of Adak, Alaska · 1978 days ago · 36 km deep · 38 km away
- 2.869 km ENE of Adak, Alaska · 1978 days ago · 82 km deep · 58 km away
- 2.145 km E of Adak, Alaska · 1977 days ago · 127 km deep · 45 km away
- 2.264 km SSE of Adak, Alaska · 1977 days ago · 23 km deep · 49 km away
- 1.8119 km SSW of Atka, Alaska · 1977 days ago · 7 km deep · 65 km away
- 1.643 km S of Adak, Alaska · 1977 days ago · 44 km deep · 50 km away
The first 60 of 84.
Before
- 1.855 km SSW of Adak, Alaska · 1993 days ago · 45 km deep · 69 km away
- 1.759 km SSE of Adak, Alaska · 1993 days ago · 26 km deep · 27 km away
- 2.695 km ESE of Adak, Alaska · 1995 days ago · 35 km deep · 35 km away
- 3.328 km S of Adak, Alaska · 1996 days ago · 69 km deep · 55 km away
- 1.961 km SE of Adak, Alaska · 1996 days ago · 15 km deep · 19 km away
- 2.565 km SSW of Adak, Alaska · 1997 days ago · 35 km deep · 80 km away
- 1.979 km ESE of Adak, Alaska · 1998 days ago · 32 km deep · 26 km away
- 3.687 km SW of Atka, Alaska · 1998 days ago · 35 km deep · 55 km away
- 1.739 km SSE of Adak, Alaska · 1998 days ago · 35 km deep · 38 km away
- 2.050 km SW of Adak, Alaska · 1999 days ago · 42 km deep · 84 km away
- 2.570 km ESE of Adak, Alaska · 1999 days ago · 23 km deep · 21 km away
- 1.663 km SSE of Adak, Alaska · 1999 days ago · 22 km deep · 26 km away
- 1.972 km ESE of Adak, Alaska · 1999 days ago · 29 km deep · 6 km away
- 4.444 km SE of Adak, Alaska · 2000 days ago · 51 km deep · 28 km away · felt by 1
- 1.681 km SE of Adak, Alaska · 2000 days ago · 25 km deep · 16 km away
- 3.752 km WSW of Atka, Alaska · 2002 days ago · 10 km deep · 82 km away
- 1.852 km SSE of Adak, Alaska · 2002 days ago · 24 km deep · 45 km away
- 3.392 km SW of Atka, Alaska · 2003 days ago · 35 km deep · 48 km away
- 2.916 km SSE of Adak, Alaska · 2003 days ago · 64 km deep · 53 km away
- 2.125 km S of Adak, Alaska · 2003 days ago · 57 km deep · 54 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak0214qgoeys. Read Sat, Sep 26, 2026, 9:50 PM UTC.